Hi,
On Mon, Apr 17, 2023 at 04:55:35PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
>
> Convert the DT binding document for nvmem-reboot-mode from .txt to YAML.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> ---
Thanks, queued.
-- Sebastian
> .../power/reset/nvmem-reboot-mode.txt | 26 ----------
> .../power/reset/nvmem-reboot-mode.yaml | 52 +++++++++++++++++++
> 2 files changed, 52 insertions(+), 26 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt
> create mode 100644 Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml
>
> diff --git a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt
> deleted file mode 100644
> index 752d6126d5da..000000000000
> --- a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt
> +++ /dev/null
> @@ -1,26 +0,0 @@
> -NVMEM reboot mode driver
> -
> -This driver gets reboot mode magic value from reboot-mode driver
> -and stores it in a NVMEM cell named "reboot-mode". Then the bootloader
> -can read it and take different action according to the magic
> -value stored.
> -
> -Required properties:
> -- compatible: should be "nvmem-reboot-mode".
> -- nvmem-cells: A phandle to the reboot mode provided by a nvmem device.
> -- nvmem-cell-names: Should be "reboot-mode".
> -
> -The rest of the properties should follow the generic reboot-mode description
> -found in reboot-mode.txt
> -
> -Example:
> - reboot-mode {
> - compatible = "nvmem-reboot-mode";
> - nvmem-cells = <&reboot_mode>;
> - nvmem-cell-names = "reboot-mode";
> -
> - mode-normal = <0xAAAA5501>;
> - mode-bootloader = <0xBBBB5500>;
> - mode-recovery = <0xCCCC5502>;
> - mode-test = <0xDDDD5503>;
> - };
> diff --git a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml
> new file mode 100644
> index 000000000000..14a262bcbf7c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml
> @@ -0,0 +1,52 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/reset/nvmem-reboot-mode.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Generic NVMEM reboot mode
> +
> +maintainers:
> + - Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> +
> +description:
> + This driver gets the reboot mode magic value from the reboot-mode driver
> + and stores it in the NVMEM cell named "reboot-mode". The bootloader can
> + then read it and take different action according to the value.
> +
> +properties:
> + compatible:
> + const: nvmem-reboot-mode
> +
> + nvmem-cells:
> + description:
> + A phandle pointing to the nvmem-cells node where the vendor-specific
> + magic value representing the reboot mode is stored.
> + maxItems: 1
> +
> + nvmem-cell-names:
> + items:
> + - const: reboot-mode
> +
> +patternProperties:
> + "^mode-.+":
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description: Vendor-specific mode value written to the mode register
> +
> +required:
> + - compatible
> + - nvmem-cells
> + - nvmem-cell-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + reboot-mode {
> + compatible = "nvmem-reboot-mode";
> + nvmem-cells = <&reboot_reason>;
> + nvmem-cell-names = "reboot-mode";
> + mode-recovery = <0x01>;
> + mode-bootloader = <0x02>;
> + };
> +...
> --
> 2.37.2
>
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